<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./css/bootstrap.css">
    <script src="./js/jquery-1.12.4.min (1).js"></script>
</head>

<body style="padding: 15px;">
    <!-- 添加图书的Panel面板 -->
    <div class="panel panel-primary">
        <div class="panel-heading">
            <h3 class="panel-title">添加新图书</h3>
        </div>
        <div class="panel-body form-inline">

            <div class="input-group">
                <div class="input-group-addon">书名</div>
                <input type="text" class="form-control" id="iptBookname" placeholder="请输入书名">
            </div>

            <div class="input-group">
                <div class="input-group-addon">作者</div>
                <input type="text" class="form-control" id="iptAuthor" placeholder="请输入作者">
            </div>

            <div class="input-group">
                <div class="input-group-addon">出版社</div>
                <input type="text" class="form-control" id="iptPublisher" placeholder="请输入出版社">
            </div>

            <button id="btnAdd" class="btn btn-primary">添加</button>

        </div>
    </div>


    <!-- 图书的表格 -->
    <table class="table table-bordered table-hover">
        <thead>
            <tr>
                <th>Id</th>
                <th>书名</th>
                <th>作者</th>
                <th>出版社</th>
                <th>操作</th>
            </tr>
        </thead>
        <tbody id="tb"></tbody>
    </table>



    <script>
        $(function () {
            function getBookList() {
                $.ajax({
                    type: 'GET',
                    url: 'http://www.liulongbin.top:3006/api/getbooks',
                    data: {},
                    success: function (res) {
                        if (res.status !== 200) return alert('数据请求失败');

                        let html = '';
                        res.data.forEach(item => {
                            const { id, bookname, author, publisher } = item;   //对象解构

                            html += `
                                <tr>
                                    <td>${id}</td>    
                                    <td>${bookname}</td>    
                                    <td>${author}</td>    
                                    <td>${publisher}</td>    
                                    <td><a href="javascript:;" data-id=${id} class="del">删除</a></td>    
                                </tr>
                            `;
                        });

                        $('#tb').html(html);   //渲染数据

                    }
                });
            };

            getBookList();

            //事件代理,删除
            $('tbody').on('click', '.del', function () {
                // let id = $(this).attr('data-id')   //自定义属性data-id
                let id = $(this).data('id');
                $.ajax({
                    type: 'GET',
                    url: 'http://www.liulongbin.top:3006/api/delbook',
                    data: { id: id },
                    success: function (res) {
                        if (res.status !== 200) return alert(res.msg || '删除图书失败');
                        getBookList();
                    }
                });
            });


            $('#btnAdd').on('click', function () {
                const bookname = $('#iptBookname').val().trim();
                const author = $('#iptAuthor').val().trim();
                const publisher = $('#iptPublisher').val().trim();
                if (bookname.length <= 0 || author.length <= 0 || publisher.length <= 0) {
                    return alert('请填写完整的图书信息！');
                };

                $.ajax({
                    type: 'POST',
                    url: 'http://www.liulongbin.top:3006/api/addbook',
                    data: {
                        bookname: bookname,
                        author: author,
                        publisher: publisher
                    },
                    success: function (res) {
                        if (res.status == 201) {
                            alert('添加图书成功');
                        } else {
                            alert('添加图书失败');
                        }
                        $('input').val('');
                        getBookList();
                    }

                })
            })
        })
    </script>

</body>

</html>